TYR and albinism: More recently, Lenassi et al. solved 29 out of 32 (91%) preschool children with suspected albinism using a targeted panel of 18 (n = 30) or 26 (n = 1) or 40 (n = 1) genes with confirmed mutations in TYR (n = 18), OCA2 (n = 7), TYRP1 (n = 2), HPS5 (n = 1), and GPR143 (n = 1).